EP3954125A4 - Palette mode with intra block copy prediction - Google Patents
Palette mode with intra block copy prediction Download PDFInfo
- Publication number
- EP3954125A4 EP3954125A4 EP20814223.2A EP20814223A EP3954125A4 EP 3954125 A4 EP3954125 A4 EP 3954125A4 EP 20814223 A EP20814223 A EP 20814223A EP 3954125 A4 EP3954125 A4 EP 3954125A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- block copy
- intra block
- palette mode
- copy prediction
- prediction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2019089506 | 2019-05-31 | ||
PCT/US2020/034913 WO2020243295A1 (en) | 2019-05-31 | 2020-05-28 | Palette mode with intra block copy prediction |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3954125A1 EP3954125A1 (en) | 2022-02-16 |
EP3954125A4 true EP3954125A4 (en) | 2022-06-22 |
Family
ID=73553923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20814223.2A Pending EP3954125A4 (en) | 2019-05-31 | 2020-05-28 | Palette mode with intra block copy prediction |
Country Status (6)
Country | Link |
---|---|
US (2) | US11765367B2 (en) |
EP (1) | EP3954125A4 (en) |
JP (1) | JP7436519B2 (en) |
KR (1) | KR20220013938A (en) |
CN (1) | CN113906758A (en) |
WO (1) | WO2020243295A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020264456A1 (en) | 2019-06-28 | 2020-12-30 | Bytedance Inc. | Chroma intra mode derivation in screen content coding |
US11627327B2 (en) * | 2019-08-05 | 2023-04-11 | Qualcomm Incorporated | Palette and prediction mode signaling |
KR20220038121A (en) * | 2019-08-23 | 2022-03-25 | 엘지전자 주식회사 | Method and apparatus for deriving rice parameters in video/video coding system |
CN116405677B (en) | 2019-12-30 | 2023-10-31 | 阿里巴巴(中国)有限公司 | Method and apparatus for encoding video data in palette mode |
CN117769836A (en) * | 2021-07-01 | 2024-03-26 | 抖音视界有限公司 | Method, apparatus and medium for video processing |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20150341673A1 (en) * | 2014-05-22 | 2015-11-26 | Qualcomm Incorporated | Coding runs in palette-based video coding |
WO2017206805A1 (en) * | 2016-05-28 | 2017-12-07 | Mediatek Inc. | Method and apparatus of palette mode coding for colour video data |
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KR101389163B1 (en) | 2010-04-09 | 2014-04-28 | 미쓰비시덴키 가부시키가이샤 | Image decoding device |
US20130294524A1 (en) | 2012-05-04 | 2013-11-07 | Qualcomm Incorporated | Transform skipping and lossless coding unification |
EP4044602A1 (en) | 2014-03-14 | 2022-08-17 | Vid Scale, Inc. | Palette coding for screen content coding |
US9826242B2 (en) | 2014-03-14 | 2017-11-21 | Qualcomm Incorporated | Palette-based video coding |
CA2940015C (en) | 2014-03-27 | 2020-10-27 | Microsoft Technology Licensing, Llc | Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces |
US9900617B2 (en) | 2014-06-20 | 2018-02-20 | Qualcomm Incorporated | Single color palette mode in video coding |
CN105874795B (en) | 2014-09-30 | 2019-11-29 | 微软技术许可有限责任公司 | When wavefront parallel processing is activated to the rule of intra-picture prediction mode |
EP3723378A1 (en) | 2014-10-06 | 2020-10-14 | VID SCALE, Inc. | Improved palette coding for screen content coding |
KR20190101495A (en) * | 2014-11-12 | 2019-08-30 | 에이치에프아이 이노베이션 인크. | Methods of escape pixel coding in index map coding |
KR101981725B1 (en) | 2014-12-19 | 2019-05-23 | 에이치에프아이 이노베이션 인크. | Methods of palette based prediction for non-444 color format in video and image coding |
KR20170103924A (en) | 2015-01-14 | 2017-09-13 | 브이아이디 스케일, 인크. | Palette coding of non-4: 4: 4 screen content video |
US10484686B2 (en) | 2015-01-29 | 2019-11-19 | Vid Scale, Inc. | Palette coding modes and palette flipping |
WO2016123262A1 (en) | 2015-01-29 | 2016-08-04 | Vid Scale, Inc. | Escape color coding for palette coding mode |
US9986248B2 (en) | 2015-01-29 | 2018-05-29 | Qualcomm Incorporated | Palette mode coding for video coding |
WO2016150343A1 (en) | 2015-03-20 | 2016-09-29 | Mediatek Singapore Pte. Ltd. | Methods of palette coding with inter-prediction in video coding |
WO2016161974A1 (en) | 2015-04-08 | 2016-10-13 | Mediatek Inc. | Methods for palette mode context coding and binarization in video coding |
KR102583501B1 (en) | 2015-04-27 | 2023-09-27 | 엘지전자 주식회사 | Video signal processing method and device therefor |
CN107810637B (en) * | 2015-05-27 | 2022-02-15 | 株式会社Kt | Method and apparatus for processing video signal |
US10574993B2 (en) | 2015-05-29 | 2020-02-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
EP3308540B1 (en) | 2015-06-09 | 2020-04-15 | Microsoft Technology Licensing, LLC | Robust encoding/decoding of escape-coded pixels in palette mode |
US10097842B2 (en) | 2015-09-18 | 2018-10-09 | Qualcomm Incorporated | Restriction of escape pixel signaled values in palette mode video coding |
EP3446480A1 (en) | 2016-04-22 | 2019-02-27 | VID SCALE, Inc. | Prediction systems and methods for video coding based on filtering nearest neighboring pixels |
WO2017192995A1 (en) | 2016-05-06 | 2017-11-09 | Vid Scale, Inc. | Method and system for decoder-side intra mode derivation for block-based video coding |
CN109792516B (en) | 2016-10-04 | 2021-05-25 | 联发科技股份有限公司 | Method and device for intra-frame chroma coding and decoding in image and video coding and decoding |
US11025903B2 (en) | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
US11310517B2 (en) | 2017-12-07 | 2022-04-19 | Electronics And Telecommunications Research Institute | Method and apparatus for encoding and decoding using selective information sharing between channels |
US20190246122A1 (en) | 2018-02-08 | 2019-08-08 | Qualcomm Incorporated | Palette coding for video coding |
US10694195B2 (en) * | 2018-03-07 | 2020-06-23 | Tencent America LLC | Methods and apparatus for palette coding |
US11025905B2 (en) * | 2018-09-14 | 2021-06-01 | Tencent America LLC | Method and device for decoding with palette mode |
EP3769533A4 (en) | 2019-02-24 | 2022-04-20 | Tencent America Llc | Improved residual coding for transform skip mode and block differential pulse-code modulation |
US11368721B2 (en) | 2019-04-30 | 2022-06-21 | Tencent America LLC | Method and apparatus for interaction between intra prediction mode and block differential pulse-code modulation mode |
US20200404324A1 (en) | 2019-06-19 | 2020-12-24 | Qualcomm Incorporated | Signaling for intra coding of video data |
US11330298B2 (en) | 2019-06-25 | 2022-05-10 | Qualcomm Incorporated | Simplified intra chroma mode coding in video coding |
WO2020264457A1 (en) | 2019-06-28 | 2020-12-30 | Bytedance Inc. | Techniques for modifying quantization parameter in transform skip mode |
WO2020264456A1 (en) | 2019-06-28 | 2020-12-30 | Bytedance Inc. | Chroma intra mode derivation in screen content coding |
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-
2020
- 2020-05-28 JP JP2021569246A patent/JP7436519B2/en active Active
- 2020-05-28 EP EP20814223.2A patent/EP3954125A4/en active Pending
- 2020-05-28 WO PCT/US2020/034913 patent/WO2020243295A1/en unknown
- 2020-05-28 CN CN202080040060.XA patent/CN113906758A/en active Pending
- 2020-05-28 KR KR1020217038217A patent/KR20220013938A/en not_active Application Discontinuation
-
2021
- 2021-10-15 US US17/502,280 patent/US11765367B2/en active Active
-
2023
- 2023-09-18 US US18/469,230 patent/US20240022741A1/en active Pending
Patent Citations (2)
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US20150341673A1 (en) * | 2014-05-22 | 2015-11-26 | Qualcomm Incorporated | Coding runs in palette-based video coding |
WO2017206805A1 (en) * | 2016-05-28 | 2017-12-07 | Mediatek Inc. | Method and apparatus of palette mode coding for colour video data |
Non-Patent Citations (1)
Title |
---|
CHERNYAK (HUAWEI) R ET AL: "CE15-related: Separate Palette Coding for Luma and Chroma components", no. JVET-L0427, 25 September 2018 (2018-09-25), XP030193920, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0427-v1.zip JVET-L0427-v1.docx> [retrieved on 20180925] * |
Also Published As
Publication number | Publication date |
---|---|
EP3954125A1 (en) | 2022-02-16 |
US11765367B2 (en) | 2023-09-19 |
WO2020243295A1 (en) | 2020-12-03 |
CN113906758A (en) | 2022-01-07 |
KR20220013938A (en) | 2022-02-04 |
JP7436519B2 (en) | 2024-02-21 |
US20240022741A1 (en) | 2024-01-18 |
JP2022532800A (en) | 2022-07-19 |
US20220046255A1 (en) | 2022-02-10 |
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